The Ozium air sanitizer is one of those product everyone wants and needs. Who wants their house or car to smell like smoke? Ozium is a product that sanitizes the air you breathe. It is clinically proven to eliminate odors, unlike current products that just mask odors. Ozium Glycol-ized Air Sanitizer combats airborne contaminants and eliminates odors with glycol-ized action... dispensing micron-sized particles that linger in the air, attach to airborne bacteria and malodors to drastically reduce air pollution, purify and sanitize the air. This is the best BY FAR for removing smoke odors from anywhere. Keep it in your car, purse, or home. Ozium comes in two different sizes. The smaller .8 ounce size is perfect for traveling or carrying in your purse. The larger 3.5 ounce size is perfect for your house or car.